Rarity of the blonde color morph in prairie vole populations is attributed to: a recessive trait requiring breeding between siblings or parents and their offspring for the color morph to be prominent within a population; ...

Glucocorticoid levels in animals may respond to and influence the development of social attachments. This hypothesis was tested in prairie voles (Microtus ochrogaster), monogamous rodents that form long-term heterosexual ...

We summarize the social organization and mating system of the prairie vole Microtus ochrogaster as determined from an extensive field study in east-central Illinois, USA. The fundamental social organization of M. ochrogaster ...